Chuck Keyless 13mm 1/2' X 20 Self-tightening

Extra Information

• Compatible with drills featuring a 1/2″ × 20 UNF threaded spindle.
• Use for rotary drilling (non-hammer) in wood, plastics and light metals.
• Keep spindle threads and chuck clean; apply a light oil occasionally.

Features

• Keyless mechanism — fast bit swaps without a chuck key.
• Self-tightening design — grip increases under load to reduce bit slip.
• 13 mm capacity — accepts bits from small diameters up to 13 mm.
• Thread: 1/2″ × 20 UNF (common drill spindle size).
• Hardened jaws & metal body for durability and concentricity.

Benefits

• Productivity: change bits quickly between operations.
• Secure grip: clamping force resists loosening during use.
• Smoother drilling: low run-out helps accuracy and finish.

Safety

• Disconnect power or remove battery before changing bits.
• Ensure the bit is fully seated and tightened; do not overtighten.
• Use in rotary mode; avoid hammer action with add-on chucks.
• Wear eye protection and secure the workpiece.

Specifications